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authorPatrick McHardy <kaber@trash.net>2014-01-03 12:16:15 +0000
committerPablo Neira Ayuso <pablo@netfilter.org>2014-01-07 23:55:46 +0100
commit115a60b173af0170e0db26b9a3fd6a911fba70a3 (patch)
tree83fac6bf34087f357d9fe30ff916dfa2448a5d40 /include
parentc9484874e7596d6c890e4130336f5379f6a59c5f (diff)
netfilter: nf_tables: add support for multi family tables
Add support to register chains to multiple hooks for different address families for mixed IPv4/IPv6 tables. Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/netfilter/nf_tables.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index c9e63167f9a2..f066f252e5e5 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -422,6 +422,8 @@ struct nft_stats {
u64 pkts;
};
+#define NFT_HOOK_OPS_MAX 2
+
/**
* struct nft_base_chain - nf_tables base chain
*
@@ -432,7 +434,7 @@ struct nft_stats {
* @chain: the chain
*/
struct nft_base_chain {
- struct nf_hook_ops ops;
+ struct nf_hook_ops ops[NFT_HOOK_OPS_MAX];
enum nft_chain_type type;
u8 policy;
struct nft_stats __percpu *stats;
@@ -476,6 +478,8 @@ struct nft_table {
* @nhooks: number of hooks in this family
* @owner: module owner
* @tables: used internally
+ * @nops: number of hook ops in this family
+ * @hook_ops_init: initialization function for chain hook ops
* @hooks: hookfn overrides for packet validation
*/
struct nft_af_info {
@@ -484,6 +488,9 @@ struct nft_af_info {
unsigned int nhooks;
struct module *owner;
struct list_head tables;
+ unsigned int nops;
+ void (*hook_ops_init)(struct nf_hook_ops *,
+ unsigned int);
nf_hookfn *hooks[NF_MAX_HOOKS];
};